12-13高二上·江苏淮安·期末
1 . 已知椭圆C1:
1(a>b>0)的离心率为
,直线l:x﹣y
0与椭圆C1相切.
(1)求椭圆C1的方程;
(2)设椭圆C1的左焦点为F1,右焦点为F2,直线l1过点F1且垂直与椭圆的长轴,动直线l2垂直于直线l1于点P,线段PF2的垂直平分线交l2于点M,求点M的轨迹C2的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bd4fd9bfd38c5361d55735bfe4bb2d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c691bcff21d100f71c5873d73fdd31ba.png)
(1)求椭圆C1的方程;
(2)设椭圆C1的左焦点为F1,右焦点为F2,直线l1过点F1且垂直与椭圆的长轴,动直线l2垂直于直线l1于点P,线段PF2的垂直平分线交l2于点M,求点M的轨迹C2的方程
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12-13高二上·江苏南通·期末
2 . 点A、B分别是椭圆
长轴的左、右端点,点F是椭圆的右焦点,点P在椭圆上,且位于x轴上方,
.
(1)求点P的坐标;
(2)设M是椭圆长轴AB上的一点,M到直线AP的距离等于
,求点M的坐标;
(3)在(2)的条件下,求椭圆上的点到点M的距离d的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ac28f4009db85e217fcc01a02d8084.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a336618deb2d5cfd6ef3af5b4c73faad.png)
(1)求点P的坐标;
(2)设M是椭圆长轴AB上的一点,M到直线AP的距离等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5c62f22d7afc5627fcb86599faa8e1.png)
(3)在(2)的条件下,求椭圆上的点到点M的距离d的最小值.
您最近一年使用:0次
12-13高三上·江苏扬州·阶段练习
解题方法
3 . 一束光线从点
出发,经过直线
上的一点
反射后,经过点
.
(1)求以
为焦点且经过点
的椭圆
的方程;
(2)过点
作直线
交椭圆
于
两点,以
为邻边作平行四边形
,求对角线
长度的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a47c0db83f935c93d03e127dc37014ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
(1)求以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5671fb25040a712a49e8c8148d67d300.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c61bd462f524afd65d31b395130c25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6da2235c42867f9a79007c3fc83fec9.png)
您最近一年使用:0次
11-12高二上·江苏盐城·期中
4 . 如图,在平面直角坐标系
中,椭圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
的右焦点为
,上下顶点分别为
,直线
交椭圆于
点,且
.
(1)求椭圆的离心率;
(2)若
点是椭圆上弧
上动点,四边形
面积的最小值为
,求椭圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae92a2b937203652a0481c009c8496ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/434249d6640b0c1a712d215cf8b83d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9307fc7abfdc54183e4b63db94923a42.png)
(1)求椭圆的离心率;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b022d4e7d1009da1874cd169bb33ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3f351f354453691adedd856e54d81d4.png)
![](https://img.xkw.com/dksih/QBM/2011/12/2/1570555192623104/1570555198119936/STEM/95afe19aff51470cb3d52411a98e7f8f.png?resizew=314)
您最近一年使用:0次
5 . 在圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f94c7b530a908f1792fbd1e9e7c505a.png)
上任取一点
,过点
作
轴的垂线段
,
为垂足.当点
在圆上运动时,线段
的中点
形成轨迹
.
(1)求轨迹
的方程;
(2)若直线
与曲线
交于
两点,
为曲线
上一动点,求
面积的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f94c7b530a908f1792fbd1e9e7c505a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求轨迹
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b17f20c25bb16153b5f2d25062ed7a7.png)
您最近一年使用:0次
2016-12-01更新
|
1720次组卷
|
8卷引用:3.1.2 椭圆的简单几何性质(课堂培优)-2021-2022学年高二数学课后培优练(苏教版2019选择性必修第一册)
(已下线)3.1.2 椭圆的简单几何性质(课堂培优)-2021-2022学年高二数学课后培优练(苏教版2019选择性必修第一册)(已下线)2011-2012学年浙江省余姚中学高二上学期期中理科数学试卷江西省南昌市八一中学、洪都中学等六校2019-2020学年高二上学期期末联考数学(理)试题江西省南昌市八一中学、洪都中学等六校2019-2020学年高二上学期期末联考数学(文)试题四川省泸县第一中学2019-2020学年高二下学期第二次月考数学(文)试题四川省泸县第一中学2019-2020学年高二下学期第二次月考数学(理)试题四川省宜宾市叙州区第一中学校2019-2020学年高二下学期第四学月考试数学(理)试题(已下线)4.2.3 直线与圆的方程的应用-2020-2021学年高一数学课时同步练(人教A版必修2)
10-11高二下·江苏南通·期中
解题方法
6 . 如图,点P是椭圆
1上一动点,点H是点M在x轴上的射影,坐标平面xOy内动点M满足:
(O为坐标原点),设动点M的轨迹为曲线C.
(1)求曲线C的方程;
(2)过右焦点F的直线l交曲线C于D,E两点,且2
,点E关于x轴的对称点为G,求直线GD的方程.
![](https://img.xkw.com/dksih/QBM/2011/5/20/1570212142612480/1570212148142080/STEM/869348e9-302a-4896-bde6-538204cddba7.png?resizew=260)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0225b370881694a5a456ae3692c0c7d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abecae62c66d162e6b22e6c6c432bd78.png)
(1)求曲线C的方程;
(2)过右焦点F的直线l交曲线C于D,E两点,且2
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7abb2394309dd64ec0ec4295ea35d9a.png)
![](https://img.xkw.com/dksih/QBM/2011/5/20/1570212142612480/1570212148142080/STEM/869348e9-302a-4896-bde6-538204cddba7.png?resizew=260)
您最近一年使用:0次
11-12高二上·江苏扬州·期末
解题方法
7 . 已知直线
的方程为
,且直线
与
轴交点
,圆
与
轴交
两点.
![](https://img.xkw.com/dksih/QBM/2011/2/25/1570012972883968/1570012978143232/STEM/0bf614b7-2659-4747-a064-eb0f0a6e6c61.png?resizew=182)
(1)过
点的直线
交圆于
两点,且圆弧
恰为圆周的
,求直线
的方程;
(2)求以
为准线,中心在原点,且与圆
恰有两个公共点的椭圆方程;
(3)过
点作直线
与圆相切于点
,设(2)中椭圆的两个焦点分别为
,求三角形
面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://img.xkw.com/dksih/QBM/2011/2/25/1570012972883968/1570012978143232/STEM/0bf614b7-2659-4747-a064-eb0f0a6e6c61.png?resizew=182)
(1)过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1b15a4605fce993cb13aefbf40360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
(2)求以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(3)过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12bdb8e9f4bd99efe2c4cdb7234b1298.png)
您最近一年使用:0次
8 . 设
,
分别为椭圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d72a07a4e5acfc140a3cea1f26b951.png)
的左右焦点,过
的直线
与椭圆
相交于
,
两点,直线
的倾斜角为
,
到直线
的距离为
.
(Ⅰ)求椭圆
的焦距;
(Ⅱ)如果
,求椭圆
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d72a07a4e5acfc140a3cea1f26b951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f82eb4ba631d0f50d848aa6e576b379.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
(Ⅰ)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(Ⅱ)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706b8c6c4867aa1538ba4c3e8e6ce5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2016-11-30更新
|
310次组卷
|
15卷引用:第3章 圆锥曲线与方程 综合测试-【暑假自学课】2023年新高二数学暑假精品课(苏教版2019必修第一册)
(已下线)第3章 圆锥曲线与方程 综合测试-【暑假自学课】2023年新高二数学暑假精品课(苏教版2019必修第一册)2010年普通高等学校招生全国统一考试(辽宁卷)文科数学2010年普通高等学校招生全国统一考试(辽宁卷)文科数学全解全析(已下线)2010年江西省高安中学高二上学期期中考试理科数学卷(已下线)2010—2011学年辽宁省营口市普通高中高二上学期期末教学质量检测理科数学(已下线)2011-2012学年山东省微山一中高二上学期期中理科数学试卷(已下线)2011-2012学年陕西省长安一中高二上学期期末考试文科数学【全国百强校】重庆市第一中学2018-2019学年高二上学期期中考试数学(理)试题安徽省蚌埠二中2019-2020学年高二下学期开学检测理科数学试题黑龙江省哈尔滨市第六中学2020-2021学年高二10月月考数学(文)试题河南省焦作市博爱英才学校2020-2021学年高二第一学期11月月考文科数学试题上海市交通大学附属中学2020-2021学年高二上学期期中数学试题沪教版(2020) 一轮复习 堂堂清 第七单元 7.6 椭圆河南省洛阳复兴学校2021-2022学年高二上学期12月月考数学试题沪教版(2020) 选修第一册 高效课堂 第二章 每周一练(2)
2010高三·江苏南通·专题练习
9 . 已知椭圆
的左焦点为F,左右顶点分别为A、C,上顶点为B,过F,B,C三点作
,其中圆心P的坐标为
.
(1) 若椭圆的离心率
,求
的方程;
(2) 若
的圆心在直线
上,求椭圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec20847dd44095e016f5176de59467a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b32fa66fede362712250d4ecc7e48e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122194578b1223793b9d0031ed6b92ae.png)
(1) 若椭圆的离心率
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92b33d39c640f2bef23633694fd2c261.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b32fa66fede362712250d4ecc7e48e3.png)
(2) 若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b32fa66fede362712250d4ecc7e48e3.png)
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